{"id":2167,"date":"2026-04-14T02:28:42","date_gmt":"2026-04-14T02:28:42","guid":{"rendered":"https:\/\/www.zmsh-semitech.com\/?post_type=product&#038;p=2167"},"modified":"2026-04-14T02:28:45","modified_gmt":"2026-04-14T02:28:45","slug":"4-inch-4h-n-silicon-carbide-wafer","status":"publish","type":"product","link":"https:\/\/www.zmsh-semitech.com\/fr\/product\/4-inch-4h-n-silicon-carbide-wafer\/","title":{"rendered":"Plaquette de carbure de silicium 4 pouces 100 mm 4H-N"},"content":{"rendered":"<p data-start=\"161\" data-end=\"420\"><img fetchpriority=\"high\" decoding=\"async\" class=\"alignright wp-image-2171 size-medium\" src=\"https:\/\/www.zmsh-semitech.com\/wp-content\/uploads\/2026\/04\/4inch_silicon_carbide_wafers-300x300.webp\" alt=\"Plaquette de carbure de silicium\" width=\"300\" height=\"300\" srcset=\"https:\/\/www.zmsh-semitech.com\/wp-content\/uploads\/2026\/04\/4inch_silicon_carbide_wafers-300x300.webp 300w, https:\/\/www.zmsh-semitech.com\/wp-content\/uploads\/2026\/04\/4inch_silicon_carbide_wafers-150x150.webp 150w, https:\/\/www.zmsh-semitech.com\/wp-content\/uploads\/2026\/04\/4inch_silicon_carbide_wafers-768x768.webp 768w, https:\/\/www.zmsh-semitech.com\/wp-content\/uploads\/2026\/04\/4inch_silicon_carbide_wafers-12x12.webp 12w, https:\/\/www.zmsh-semitech.com\/wp-content\/uploads\/2026\/04\/4inch_silicon_carbide_wafers-600x600.webp 600w, https:\/\/www.zmsh-semitech.com\/wp-content\/uploads\/2026\/04\/4inch_silicon_carbide_wafers-100x100.webp 100w, https:\/\/www.zmsh-semitech.com\/wp-content\/uploads\/2026\/04\/4inch_silicon_carbide_wafers.webp 800w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>La plaquette de carbure de silicium 4H-N de 4 pouces est un substrat SiC conducteur con\u00e7u pour les applications de semi-conducteurs de puissance avanc\u00e9s. Il est bas\u00e9 sur le polytype de cristal 4H, largement reconnu dans l'industrie pour ses performances \u00e9lectriques et thermiques sup\u00e9rieures.<\/p>\n<p data-start=\"422\" data-end=\"752\">Le carbure de silicium appartient \u00e0 la troisi\u00e8me g\u00e9n\u00e9ration de mat\u00e9riaux semi-conducteurs et offre des avantages significatifs par rapport au silicium traditionnel. Sa large bande interdite, son champ \u00e9lectrique de rupture \u00e9lev\u00e9 et son excellente conductivit\u00e9 thermique le rendent particuli\u00e8rement adapt\u00e9 aux dispositifs fonctionnant \u00e0 haute tension, \u00e0 haute fr\u00e9quence et \u00e0 haute temp\u00e9rature.<\/p>\n<p data-start=\"754\" data-end=\"1163\">Cette plaquette est couramment utilis\u00e9e pour la fabrication de dispositifs de puissance tels que les MOSFET, les diodes \u00e0 barri\u00e8re Schottky, les JFET et les IGBT. Ces dispositifs sont des composants essentiels dans les syst\u00e8mes \u00e9nerg\u00e9tiques modernes, o\u00f9 l'efficacit\u00e9, la fiabilit\u00e9 et la conception compacte sont essentielles. Le format de 4 pouces offre un \u00e9quilibre entre la rentabilit\u00e9 et le rendement des dispositifs, ce qui le rend largement adopt\u00e9 dans les environnements de recherche et de production industrielle.<\/p>\n<h2 data-section-id=\"1a3ueyz\" data-start=\"1170\" data-end=\"1187\">Sp\u00e9cifications<\/h2>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"1189\" data-end=\"1522\">\n<thead data-start=\"1189\" data-end=\"1210\">\n<tr data-start=\"1189\" data-end=\"1210\">\n<th class=\"\" data-start=\"1189\" data-end=\"1201\" data-col-size=\"sm\">Param\u00e8tres<\/th>\n<th class=\"\" data-start=\"1201\" data-end=\"1210\" data-col-size=\"sm\">Valeur<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"1231\" data-end=\"1522\">\n<tr data-start=\"1231\" data-end=\"1258\">\n<td data-start=\"1231\" data-end=\"1242\" data-col-size=\"sm\">Diam\u00e8tre<\/td>\n<td data-col-size=\"sm\" data-start=\"1242\" data-end=\"1258\">100 \u00b1 0,5 mm<\/td>\n<\/tr>\n<tr data-start=\"1259\" data-end=\"1286\">\n<td data-start=\"1259\" data-end=\"1271\" data-col-size=\"sm\">\u00c9paisseur<\/td>\n<td data-col-size=\"sm\" data-start=\"1271\" data-end=\"1286\">350 \u00b1 25 \u03bcm<\/td>\n<\/tr>\n<tr data-start=\"1287\" data-end=\"1304\">\n<td data-start=\"1287\" data-end=\"1298\" data-col-size=\"sm\">Polytype<\/td>\n<td data-col-size=\"sm\" data-start=\"1298\" data-end=\"1304\">4H<\/td>\n<\/tr>\n<tr data-start=\"1305\" data-end=\"1335\">\n<td data-start=\"1305\" data-end=\"1325\" data-col-size=\"sm\">Type de conductivit\u00e9<\/td>\n<td data-col-size=\"sm\" data-start=\"1325\" data-end=\"1335\">Type N<\/td>\n<\/tr>\n<tr data-start=\"1336\" data-end=\"1371\">\n<td data-start=\"1336\" data-end=\"1356\" data-col-size=\"sm\">Rugosit\u00e9 de surface<\/td>\n<td data-col-size=\"sm\" data-start=\"1356\" data-end=\"1371\">Ra \u2264 0,2 nm<\/td>\n<\/tr>\n<tr data-start=\"1372\" data-end=\"1389\">\n<td data-start=\"1372\" data-end=\"1378\" data-col-size=\"sm\">TTV<\/td>\n<td data-col-size=\"sm\" data-start=\"1378\" data-end=\"1389\">\u2264 10 \u03bcm<\/td>\n<\/tr>\n<tr data-start=\"1390\" data-end=\"1408\">\n<td data-start=\"1390\" data-end=\"1397\" data-col-size=\"sm\">Distorsion<\/td>\n<td data-start=\"1397\" data-end=\"1408\" data-col-size=\"sm\">\u2264 30 \u03bcm<\/td>\n<\/tr>\n<tr data-start=\"1409\" data-end=\"1444\">\n<td data-start=\"1409\" data-end=\"1426\" data-col-size=\"sm\">Densit\u00e9 des d\u00e9fauts<\/td>\n<td data-col-size=\"sm\" data-start=\"1426\" data-end=\"1444\">MPD &lt; 1 ea\/cm\u00b2<\/td>\n<\/tr>\n<tr data-start=\"1445\" data-end=\"1480\">\n<td data-start=\"1445\" data-end=\"1452\" data-col-size=\"sm\">Bord<\/td>\n<td data-start=\"1452\" data-end=\"1480\" data-col-size=\"sm\">Biseau de 45\u00b0, norme SEMI<\/td>\n<\/tr>\n<tr data-start=\"1481\" data-end=\"1522\">\n<td data-start=\"1481\" data-end=\"1489\" data-col-size=\"sm\">Grade<\/td>\n<td data-col-size=\"sm\" data-start=\"1489\" data-end=\"1522\">Production \/ Recherche \/ Factice<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p data-start=\"1524\" data-end=\"1670\">Ces param\u00e8tres garantissent une qualit\u00e9 de surface et une stabilit\u00e9 dimensionnelle \u00e9lev\u00e9es, qui sont essentielles pour la croissance \u00e9pitaxiale et les processus de fabrication de dispositifs.<\/p>\n<h2 data-section-id=\"1p4die8\" data-start=\"1677\" data-end=\"1704\">Caract\u00e9ristiques des mat\u00e9riaux<\/h2>\n<p data-start=\"1706\" data-end=\"1943\">Le carbure de silicium pr\u00e9sente une large bande interdite d'environ 3,26 eV, ce qui permet aux dispositifs de fonctionner \u00e0 des tensions nettement plus \u00e9lev\u00e9es que le silicium. Il en r\u00e9sulte une am\u00e9lioration de la capacit\u00e9 de gestion de la puissance et une r\u00e9duction des pertes de conduction.<img decoding=\"async\" class=\"size-medium wp-image-2170 alignright\" src=\"https:\/\/www.zmsh-semitech.com\/wp-content\/uploads\/2026\/04\/4inch_silicon_carbide_wafers2-300x300.webp\" alt=\"\" width=\"300\" height=\"300\" srcset=\"https:\/\/www.zmsh-semitech.com\/wp-content\/uploads\/2026\/04\/4inch_silicon_carbide_wafers2-300x300.webp 300w, https:\/\/www.zmsh-semitech.com\/wp-content\/uploads\/2026\/04\/4inch_silicon_carbide_wafers2-150x150.webp 150w, https:\/\/www.zmsh-semitech.com\/wp-content\/uploads\/2026\/04\/4inch_silicon_carbide_wafers2-768x768.webp 768w, https:\/\/www.zmsh-semitech.com\/wp-content\/uploads\/2026\/04\/4inch_silicon_carbide_wafers2-12x12.webp 12w, https:\/\/www.zmsh-semitech.com\/wp-content\/uploads\/2026\/04\/4inch_silicon_carbide_wafers2-600x600.webp 600w, https:\/\/www.zmsh-semitech.com\/wp-content\/uploads\/2026\/04\/4inch_silicon_carbide_wafers2-100x100.webp 100w, https:\/\/www.zmsh-semitech.com\/wp-content\/uploads\/2026\/04\/4inch_silicon_carbide_wafers2.webp 800w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<p data-start=\"1945\" data-end=\"2159\">Une autre propri\u00e9t\u00e9 importante est son champ \u00e9lectrique de rupture \u00e9lev\u00e9, qui peut \u00eatre pr\u00e8s de dix fois sup\u00e9rieur \u00e0 celui du silicium. Cela permet d'obtenir des structures de dispositifs plus minces et un rendement plus \u00e9lev\u00e9 dans les syst\u00e8mes de conversion d'\u00e9nergie.<\/p>\n<p data-start=\"2161\" data-end=\"2440\">La conductivit\u00e9 thermique est \u00e9galement un avantage cl\u00e9. Le SiC conduit la chaleur environ trois fois plus efficacement que le silicium, ce qui permet aux appareils de maintenir des performances stables dans des conditions de charge \u00e9lev\u00e9es. Cela r\u00e9duit le besoin de syst\u00e8mes de refroidissement complexes et am\u00e9liore la fiabilit\u00e9 globale du syst\u00e8me.<\/p>\n<p data-start=\"2442\" data-end=\"2702\">En outre, le carbure de silicium conserve des caract\u00e9ristiques \u00e9lectriques stables \u00e0 des temp\u00e9ratures sup\u00e9rieures \u00e0 600\u00b0C. Il est donc particuli\u00e8rement adapt\u00e9 aux applications dans des environnements difficiles tels que les syst\u00e8mes d'alimentation automobile, les entra\u00eenements industriels et l'\u00e9lectronique a\u00e9rospatiale.<\/p>\n<p data-start=\"2704\" data-end=\"2856\">Le mat\u00e9riau offre \u00e9galement une mobilit\u00e9 \u00e9lectronique \u00e9lev\u00e9e et une faible r\u00e9sistance \u00e0 l'enclenchement, ce qui contribue \u00e0 acc\u00e9l\u00e9rer les vitesses de commutation et \u00e0 r\u00e9duire les pertes d'\u00e9nergie dans les dispositifs de puissance.<\/p>\n<h2 data-section-id=\"1m1028d\" data-start=\"2863\" data-end=\"2887\">Tailles de plaquettes disponibles<\/h2>\n<p data-start=\"2889\" data-end=\"2984\">Les plaquettes de carbure de silicium sont disponibles en plusieurs diam\u00e8tres pour r\u00e9pondre aux diff\u00e9rents besoins des applications :<\/p>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"2986\" data-end=\"3227\">\n<thead data-start=\"2986\" data-end=\"3023\">\n<tr data-start=\"2986\" data-end=\"3023\">\n<th class=\"\" data-start=\"2986\" data-end=\"2993\" data-col-size=\"sm\">Taille<\/th>\n<th class=\"\" data-start=\"2993\" data-end=\"3004\" data-col-size=\"sm\">Diam\u00e8tre<\/th>\n<th class=\"\" data-start=\"3004\" data-end=\"3023\" data-col-size=\"sm\">Gamme d'\u00e9paisseur<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"3061\" data-end=\"3227\">\n<tr data-start=\"3061\" data-end=\"3094\">\n<td data-start=\"3061\" data-end=\"3070\" data-col-size=\"sm\">2 pouces<\/td>\n<td data-col-size=\"sm\" data-start=\"3070\" data-end=\"3080\">50,8 mm<\/td>\n<td data-col-size=\"sm\" data-start=\"3080\" data-end=\"3094\">330-350 \u03bcm<\/td>\n<\/tr>\n<tr data-start=\"3095\" data-end=\"3128\">\n<td data-start=\"3095\" data-end=\"3104\" data-col-size=\"sm\">3 pouces<\/td>\n<td data-col-size=\"sm\" data-start=\"3104\" data-end=\"3114\">76,2 mm<\/td>\n<td data-col-size=\"sm\" data-start=\"3114\" data-end=\"3128\">350-500 \u03bcm<\/td>\n<\/tr>\n<tr data-start=\"3129\" data-end=\"3161\">\n<td data-start=\"3129\" data-end=\"3138\" data-col-size=\"sm\">4 pouces<\/td>\n<td data-col-size=\"sm\" data-start=\"3138\" data-end=\"3147\">100 mm<\/td>\n<td data-col-size=\"sm\" data-start=\"3147\" data-end=\"3161\">350-500 \u03bcm<\/td>\n<\/tr>\n<tr data-start=\"3162\" data-end=\"3194\">\n<td data-start=\"3162\" data-end=\"3171\" data-col-size=\"sm\">6 pouces<\/td>\n<td data-col-size=\"sm\" data-start=\"3171\" data-end=\"3180\">150 mm<\/td>\n<td data-col-size=\"sm\" data-start=\"3180\" data-end=\"3194\">350-500 \u03bcm<\/td>\n<\/tr>\n<tr data-start=\"3195\" data-end=\"3227\">\n<td data-start=\"3195\" data-end=\"3204\" data-col-size=\"sm\">8 pouces<\/td>\n<td data-col-size=\"sm\" data-start=\"3204\" data-end=\"3213\">200 mm<\/td>\n<td data-col-size=\"sm\" data-start=\"3213\" data-end=\"3227\">350-500 \u03bcm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p data-start=\"3229\" data-end=\"3350\">Les types les plus courants sont le 4H-N conducteur, le HPSI semi-isolant et d'autres variantes sp\u00e9cialis\u00e9es pour les applications RF et de puissance.<\/p>\n<h2 data-section-id=\"mu966k\" data-start=\"3357\" data-end=\"3372\">Applications<\/h2>\n<p data-start=\"3374\" data-end=\"3574\">Dans les v\u00e9hicules \u00e9lectriques, les plaquettes de SiC sont utilis\u00e9es dans les onduleurs de traction, les chargeurs embarqu\u00e9s et les convertisseurs DC-DC. Elles am\u00e9liorent l'efficacit\u00e9 \u00e9nerg\u00e9tique, r\u00e9duisent la production de chaleur et permettent de concevoir des syst\u00e8mes plus compacts.<img decoding=\"async\" class=\"size-medium wp-image-2169 alignright\" src=\"https:\/\/www.zmsh-semitech.com\/wp-content\/uploads\/2026\/04\/4inch_silicon_carbide_wafers4-300x300.webp\" alt=\"\" width=\"300\" height=\"300\" srcset=\"https:\/\/www.zmsh-semitech.com\/wp-content\/uploads\/2026\/04\/4inch_silicon_carbide_wafers4-300x300.webp 300w, https:\/\/www.zmsh-semitech.com\/wp-content\/uploads\/2026\/04\/4inch_silicon_carbide_wafers4-150x150.webp 150w, https:\/\/www.zmsh-semitech.com\/wp-content\/uploads\/2026\/04\/4inch_silicon_carbide_wafers4-768x768.webp 768w, https:\/\/www.zmsh-semitech.com\/wp-content\/uploads\/2026\/04\/4inch_silicon_carbide_wafers4-12x12.webp 12w, https:\/\/www.zmsh-semitech.com\/wp-content\/uploads\/2026\/04\/4inch_silicon_carbide_wafers4-600x600.webp 600w, https:\/\/www.zmsh-semitech.com\/wp-content\/uploads\/2026\/04\/4inch_silicon_carbide_wafers4-100x100.webp 100w, https:\/\/www.zmsh-semitech.com\/wp-content\/uploads\/2026\/04\/4inch_silicon_carbide_wafers4.webp 800w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<p data-start=\"3576\" data-end=\"3764\">Dans les syst\u00e8mes d'\u00e9nergie renouvelable, les dispositifs SiC sont utilis\u00e9s dans les onduleurs solaires et les convertisseurs d'\u00e9nergie \u00e9olienne. Leur rendement \u00e9lev\u00e9 contribue \u00e0 r\u00e9duire les pertes d'\u00e9nergie et \u00e0 am\u00e9liorer les performances du syst\u00e8me.<\/p>\n<p data-start=\"3766\" data-end=\"3928\">Les syst\u00e8mes industriels b\u00e9n\u00e9ficient \u00e9galement de la technologie SiC, en particulier dans les entra\u00eenements de moteurs \u00e0 haute puissance et les \u00e9quipements d'automatisation o\u00f9 la fiabilit\u00e9 et la durabilit\u00e9 sont essentielles.<\/p>\n<p data-start=\"3930\" data-end=\"4111\">Dans l'infrastructure des r\u00e9seaux \u00e9lectriques, le carbure de silicium est utilis\u00e9 dans les syst\u00e8mes de r\u00e9seaux intelligents et les \u00e9quipements de transmission \u00e0 haute tension pour am\u00e9liorer l'efficacit\u00e9 de la conversion de l'\u00e9nergie et r\u00e9duire les pertes du syst\u00e8me.<\/p>\n<p data-start=\"4113\" data-end=\"4266\">Les applications a\u00e9rospatiales et de d\u00e9fense utilisent le SiC pour des composants \u00e9lectroniques de haute fiabilit\u00e9 qui doivent fonctionner dans des conditions de temp\u00e9rature et d'environnement extr\u00eames.<\/p>\n<h2 data-section-id=\"19b7k0q\" data-start=\"4273\" data-end=\"4296\">Comparaison Si vs SiC<\/h2>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"4298\" data-end=\"4557\">\n<thead data-start=\"4298\" data-end=\"4338\">\n<tr data-start=\"4298\" data-end=\"4338\">\n<th class=\"\" data-start=\"4298\" data-end=\"4309\" data-col-size=\"sm\">Propri\u00e9t\u00e9<\/th>\n<th class=\"\" data-start=\"4309\" data-end=\"4319\" data-col-size=\"sm\">Silicium<\/th>\n<th class=\"\" data-start=\"4319\" data-end=\"4338\" data-col-size=\"sm\">Carbure de silicium<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"4379\" data-end=\"4557\">\n<tr data-start=\"4379\" data-end=\"4410\">\n<td data-start=\"4379\" data-end=\"4389\" data-col-size=\"sm\">Bande interdite<\/td>\n<td data-col-size=\"sm\" data-start=\"4389\" data-end=\"4399\">1,12 eV<\/td>\n<td data-col-size=\"sm\" data-start=\"4399\" data-end=\"4410\">3,26 eV<\/td>\n<\/tr>\n<tr data-start=\"4411\" data-end=\"4443\">\n<td data-start=\"4411\" data-end=\"4429\" data-col-size=\"sm\">Champ de rupture<\/td>\n<td data-col-size=\"sm\" data-start=\"4429\" data-end=\"4435\">Faible<\/td>\n<td data-col-size=\"sm\" data-start=\"4435\" data-end=\"4443\">Haut<\/td>\n<\/tr>\n<tr data-start=\"4444\" data-end=\"4486\">\n<td data-start=\"4444\" data-end=\"4467\" data-col-size=\"sm\">Conductivit\u00e9 thermique<\/td>\n<td data-col-size=\"sm\" data-start=\"4467\" data-end=\"4478\">Mod\u00e9r\u00e9<\/td>\n<td data-col-size=\"sm\" data-start=\"4478\" data-end=\"4486\">Haut<\/td>\n<\/tr>\n<tr data-start=\"4487\" data-end=\"4524\">\n<td data-start=\"4487\" data-end=\"4505\" data-col-size=\"sm\">Temp\u00e9rature maximale<\/td>\n<td data-col-size=\"sm\" data-start=\"4505\" data-end=\"4514\">~150\u00b0C<\/td>\n<td data-col-size=\"sm\" data-start=\"4514\" data-end=\"4524\">&gt;600\u00b0C<\/td>\n<\/tr>\n<tr data-start=\"4525\" data-end=\"4557\">\n<td data-start=\"4525\" data-end=\"4538\" data-col-size=\"sm\">Efficacit\u00e9<\/td>\n<td data-col-size=\"sm\" data-start=\"4538\" data-end=\"4549\">Standard<\/td>\n<td data-col-size=\"sm\" data-start=\"4549\" data-end=\"4557\">Haut<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p data-start=\"4559\" data-end=\"4716\">Le silicium reste adapt\u00e9 \u00e0 l'\u00e9lectronique conventionnelle et de faible puissance, tandis que le carbure de silicium est de plus en plus privil\u00e9gi\u00e9 pour les syst\u00e8mes \u00e0 haute puissance et \u00e0 haut rendement.<\/p>\n<h2 data-section-id=\"1hryhf7\" data-start=\"4723\" data-end=\"4729\">FAQ<\/h2>\n<p data-start=\"4731\" data-end=\"5020\"><strong>Q : Quelle est la diff\u00e9rence entre les plaquettes de silicium et les plaquettes de carbure de silicium ?<\/strong><br data-start=\"4800\" data-end=\"4803\" \/>Les plaquettes de silicium sont largement utilis\u00e9es dans les circuits int\u00e9gr\u00e9s et les appareils \u00e9lectroniques standard. Les plaquettes en carbure de silicium sont con\u00e7ues pour l'\u00e9lectronique de puissance, qui n\u00e9cessite une tension \u00e9lev\u00e9e, une temp\u00e9rature \u00e9lev\u00e9e et un rendement \u00e9lev\u00e9.<\/p>\n<p data-start=\"5022\" data-end=\"5286\"><strong>Q : Comment le SiC se compare-t-il au GaN ?<\/strong><br data-start=\"5055\" data-end=\"5058\" \/>Le SiC est g\u00e9n\u00e9ralement utilis\u00e9 dans des applications \u00e0 haute tension et \u00e0 haute puissance telles que les v\u00e9hicules \u00e9lectriques et les r\u00e9seaux \u00e9lectriques. Le GaN convient mieux aux applications \u00e0 haute fr\u00e9quence et \u00e0 faible tension, notamment les syst\u00e8mes RF et les dispositifs de charge rapide.<\/p>\n<p data-start=\"5288\" data-end=\"5529\"><strong>Q : Le carbure de silicium est-il une c\u00e9ramique ou un semi-conducteur ?<\/strong><br data-start=\"5339\" data-end=\"5342\" \/>Le carbure de silicium est \u00e0 la fois une c\u00e9ramique et un semi-conducteur. Il allie une grande r\u00e9sistance m\u00e9canique \u00e0 d'excellentes propri\u00e9t\u00e9s \u00e9lectriques, ce qui le rend adapt\u00e9 aux applications \u00e9lectroniques exigeantes.<\/p>\n<p data-start=\"5551\" data-end=\"5953\">","protected":false},"excerpt":{"rendered":"<p>La plaquette de carbure de silicium 4H-N de 4 pouces est un mat\u00e9riau cl\u00e9 pour l'\u00e9lectronique de puissance moderne. Sa combinaison d'efficacit\u00e9 \u00e9lectrique, de performance thermique et de fiabilit\u00e9 en fait un substrat essentiel pour les dispositifs de la prochaine g\u00e9n\u00e9ration. Comme les industries continuent d'exiger une plus grande efficacit\u00e9 \u00e9nerg\u00e9tique et de meilleures performances des syst\u00e8mes, les plaquettes de carbure de silicium deviennent de plus en plus importantes dans les applications commerciales et 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